One vertex per element, one color per generator, with an edge from x to x·s.
(5,13)(8,12)(10,16)(14,15)(19,20)(21,29)(23,24)(25,32)(33,34,40,39)(35,43,38,41)(36,46,42,37)(44,45,47,48)(2,4)(7,9)(8,12)(14,15)(17,18,22,26)(19,24,20,23)(21,25,29,32)(27,31,28,30)(33,35,40,38)(34,41,39,43)(36,47,42,44)(37,48,46,45)(1,2,6,4)(3,7,11,9)(5,8,13,12)(10,14,16,15)(17,19,22,20)(18,23,26,24)(21,27,29,28)(25,30,32,31)(33,36)(34,37)(35,44)(38,47)(39,46)(40,42)(41,45)(43,48)(1,3,6,11)(2,7,4,9)(5,10,13,16)(8,14,12,15)(17,18)(19,23)(20,24)(21,25)(22,26)(27,30)(28,31)(29,32)(33,37,40,46)(34,42,39,36)(35,45,38,48)(41,47,43,44)(1,4,6,2)(3,9,11,7)(5,12,13,8)(10,15,16,14)(17,20,22,19)(18,24,26,23)(21,28,29,27)(25,31,32,30)(33,38,40,35)(34,43,39,41)(36,47,42,44)(37,48,46,45)(1,5)(2,8)(3,10)(4,12)(6,13)(7,14)(9,15)(11,16)(17,21)(18,25)(19,27)(20,28)(22,29)(23,30)(24,31)(26,32)(33,39,40,34)(35,43,38,41)(36,46,42,37)(44,48,47,45)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.